Siemens Simantic Net NCM for Industrial Ethernet S7 User Manual
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Programming FCs (Functions) and FBs for S7 Ethernet CPs
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SIMATIC NET NCM S7 for Industrial Ethernet
C79000-G8976-C129–06
Which Block Version Should I Use?
The following descriptions also include information on differences between the
various block versions. Please take note of the version identifiers of the blocks you
are using.
The SIMATIC Manager block libraries installed with STEP 7 / NCM S7 contain the
block versions that were current at the time of the STEP 7 release.
Note
We recommend that you always use the latest block versions for all module types.
You will find information on the current block versions and the current blocks to
download from the Internet in our customer support.
Entry ID: 8797900
With the older module types, this recommendation assumes that you are using the
latest firmware for the particular block type.
Notice
At various points in this chapter, you will find information on the different CP
versions. These passages are highlighted with the following symbol:
Newer CP types are CPs / module types with the following versions or higher:
CP 343-1
6GK 7343-1EX11-0XE0 version 1 or higher / firmware version V2.0 or higher
CP 343-1PN
6GK 7343-1HX00-0XE0 version 1 or higher / firmware version V1.0 or higher
CP 343-1 IT
6GK 7343-1GX11-0XE0 version 1 or higher / firmware version V2.0 or higher
FCs and Module Replacement (Spares)
Module replacement in this sense means the replacement of a module with
another module that may be a more recent version.